CVE-2024-4009

CRITICAL

Published Jun 5, 2024 Modified Mar 27, 2025 CWE-294

Description

Replay Attack in ABB, Busch-Jaeger, FTS Display (version 1.00) and BCU (version 1.3.0.33) allows attacker to capture/replay KNX telegram to local KNX Bus-System

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CVSS v3.1 Score

9.2

CRITICAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H

Weakness Type (CWE)

CWE-294 CWE-294

Affected Products

Vendor	Product	Versions
abb	2tma310010b0001_firmware	< 1.02
abb	2tma310010b0001	All
abb	2tma310011b0001_firmware	< 1.02
abb	2tma310011b0001	All
abb	2tma310011b0002_firmware	< 1.02
abb	2tma310011b0002	All
abb	2tma310010b0003_firmware	< 1.02
abb	2tma310010b0003	All
abb	2tma310011b0003_firmware	< 1.02
abb	2tma310011b0003	All

References

Advisories & Patches

https://search.abb.com/library/Download.aspx?DocumentID=9AKK108464A0803&LanguageCode=en&DocumentPartId=&Action=Launch https://search.abb.com/library/Download.aspx?DocumentID=9AKK108464A0803&LanguageCode=en&DocumentPartId=&Action=Launch

Frequently Asked Questions

What is CVE-2024-4009? +

Replay Attack in ABB, Busch-Jaeger, FTS Display (version 1.00) and BCU (version 1.3.0.33) allows attacker to capture/replay KNX telegram to local KNX Bus-System It has a CVSS v3.1 base score of 9.2 (CRITICAL).

How severe is CVE-2024-4009? +

CVE-2024-4009 has a CVSS v3.1 score of 9.2 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2024-4009? +

CVE-2024-4009 affects products from abb, specifically: 2tma310010b0001, 2tma310010b0001_firmware, 2tma310010b0003, 2tma310010b0003_firmware, 2tma310011b0001, 2tma310011b0001_firmware, 2tma310011b0002, 2tma310011b0002_firmware, 2tma310011b0003, 2tma310011b0003_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-4009? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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